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Backport #7315

closed

r37565 (bigmul1_toom3 のバグ回避) をバックポートしてください

Added by mrkn (Kenta Murata) over 11 years ago. Updated over 11 years ago.

Status:
Closed
[ruby-dev:46452]

Description

r37565 でコミットした bigmul1_toom3 のバグ回避修正は 1.9.3 にも適用すべきだと思うのでバックポートしてください。


Related issues 1 (0 open1 closed)

Related to Ruby master - Bug #7242: Bignum mathematical accuracy regression in r31695Closedmrkn (Kenta Murata)10/30/2012Actions

Updated by mrkn (Kenta Murata) over 11 years ago

r37567 で根本的に修正できたので、これも取り込んでください。

Actions #2

Updated by usa (Usaku NAKAMURA) over 11 years ago

  • Status changed from Assigned to Closed
  • % Done changed from 0 to 100

This issue was solved with changeset r37570.
Kenta, thank you for reporting this issue.
Your contribution to Ruby is greatly appreciated.
May Ruby be with you.


merge revision(s) 37565: [Backport #7315]

* bignum.c (bigmul0): disable big_mul_toom3_temporalily.
  [ruby-core:48552] [Bug #7242]

* test/ruby/test_bignum.rb (test_mul_large_numbers):
  add a test for bigmul1_toom3 suggested in [Bug #7242].
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